数组改大以后就是TLE了。。。
by 陈皮宇宙总统 @ 2017-08-08 16:34:07
+1s
by Neo_Kylinson @ 2017-08-17 21:46:41
没有写路径压缩
by 饮溪 @ 2017-08-21 19:48:12
@[陈皮宇宙总统](/space/show?uid=37707)
```cpp
int find(int x)
{
if (fa[x]==x) return x;
return (fa[x]=find(fa[x]));
}
```
by 饮溪 @ 2017-08-21 19:49:32
感谢大神
by 陈皮宇宙总统 @ 2017-08-21 20:30:59